“It’s not only the oldest tadpole known, but also the most exquisitely preserved,” said study author Mariana Chuliver, a ...

A fossil of a tadpole from Argentina is 161 million years old - and isn't that different from some modern species ...

Scientists in Argentina have uncovered the world’s oldest tadpole fossil, dating back 161 million years to the Jurassic ...

The researchers believe that N. degiustoi likely reached its giant size—which rivaled that of most anurans alive during the age of reptiles (251.9–66.0 million years ago)—as a result of having a long ...

In the new study, the team describes this well-preserved fossil tadpole. It belongs to the species Notobatrachus degiustoi and dates back about 168 to 161 million years to the Middle Jurassic. Most ...

NEW YORK (AP) — Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million ...

"It's not only the oldest tadpole known, but also the most exquisitely preserved," said study author Mariana Chuliver, a biologist at Buenos Aires' Maimonides University. Researchers know frogs ...

NEW YORK (AP) — Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million years ago. The new fossil, found in Argentina, surpasses the previous ...